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Product Detailed Parameters
- Description：IC CONTROLLER ETHERNET 40QFN
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tray
- Protocol：Ethernet
- Function：Physical Layer Controller
- Interface：Parallel
- Standards：10/100 Base-T/TX PHY
- Voltage - Supply：3.14V ~ 3.47V
- Current - Supply：-
- Operating Temperature：0°C ~ 70°C
- Package / Case：40-TQFN Exposed Pad
- Supplier Device Package：40-QFN (6x6)
- Grade：-
- Qualification：-
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Overview
The 1894K-44LF is an Ethernet Physical Layer Transceiver manufactured by Renesas Electronics Corporation, belonging to the PHYceiver series. It supports 10/100 Base-T/TX standards and utilizes a parallel interface for connection with host processors. The device operates within a supply voltage range of 3.14V to 3.47V and is rated for industrial temperatures from -40°C to 85°C. It is housed in a 40-VFQFPN package measuring 6x6 mm. This component functions as a single transceiver designed for reliable data transmission over twisted-pair cabling.
Feature Summary
- Supports 10/100 Base-T/TX Ethernet standards
- Integrates physical layer controller functionality
- Utilizes parallel interface for host connectivity
Applications
- Industrial networking equipment
- Embedded systems requiring Ethernet connectivity
- Consumer electronics with network capabilities
Procurement Notes
Verify the exact part number against official documentation, as the provided model differs slightly from the verified 1894KI-40LFT entry. Confirm RoHS compliance status and lead times directly with the manufacturer or authorized distributors. Ensure the specific suffix matches the required package and temperature grade for your design.
Selection Notes
Select this component when a dedicated 10/100 Mbps Ethernet PHY with a parallel interface is required. Consider the 40-VFQFPN package size for PCB layout constraints. Verify that the host processor supports the necessary parallel data bus width and control signals for proper integration.
Part Context
This component is part of the PHYceiver family of Ethernet controllers from Renesas. These devices are designed to provide robust physical layer connectivity for various networking applications. The specific model integrates essential PHY functions into a compact form factor suitable for space-constrained designs.
Replacement Considerations
The 1894KI-40LFT serves as a verified alternative within the same product family. Both components share similar Ethernet PHY capabilities and packaging options. Verify pin compatibility and electrical specifications before substituting.
